Question

All the following statements are correct for Bt toxin Out one is wrongWhich one is wrong? )Bt toxin is produced by bacteria called as Bacillus thuringiensis Z)Bt toxin are protein toxins like thurioside and Sporeine which are active against different group of insects (3)Bt oxin is harmful for man (4)Upon ir ngestion by susceptible insects the Bt Protoxin is converted into active form and kills the insects

Answer 1

Answer:

2) bt toxin proteins are cry proteins and not thurooside and sporeine their are types like cry 1 ab and cry 1ac and cry 2abused against boll worms and other insects